| Vendor | 
                        Spec | 
                        Unit | 
                        Price | 
                        Currency | 
                        Date | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        27920.0 | 
                        USD | 
                        20191201 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        4670.0 | 
                        USD | 
                        20191201 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        32720.0 | 
                        USD | 
                        20191201 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        4020.0 | 
                        USD | 
                        20191201 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        3980.0 | 
                        USD | 
                        20191201 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        25640.0 | 
                        USD | 
                        20191201 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        28080.0 | 
                        USD | 
                        20191201 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        25730.0 | 
                        USD | 
                        20191201 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        3980.0 | 
                        USD | 
                        20191123 | 
                    
                    
                         | 
                        China national standards | 
                        MT | 
                        28410.0 | 
                        USD | 
                        20191123 |